Figure 7
From: The dynamics of gas-bubble formation at saturated conditions in porous media flow

Sketch of solution trajectories in \({\Gamma }_{--}\). All solution trajectories must exit the \(F^+G^-\) region. The solution trajectory \(\sigma _d(t)\) separates \(F^+G^-\) trajectories from all remaining trajectories in the \(F^-G^-\) region.